Americas

A boy pushes his bicycle loaded with a bucket across a dirt track next to people carrying their belongings, across to Colombia through the Tachira river at San Antonio in Tachira state, Venezuela...A boy pushes his bicycle loaded with a bucket across a dirt track next to people carrying their belongings, across to Colombia through the Tachira river at San Antonio in Tachira state, Venezuela

Carlos Garcia Rawlins/Reuters

A boy pushes his bicycle loaded with a bucket across a dirt track next to people carrying their belongings, across to Colombia through the Tachira river at San Antonio in Tachira state, Venezuela

Rick Yen is silhouetted as he casts a rod while fishing for salmon near the mouth of the Capilano River off Ambleside Park at sunset in West Vancouver, British Columbia, Tuesday, Aug. 25, 2015. (Darryl Dyck/The Canadian Press via AP) MANDATORY CREDIT

Darryl Dyck/The Canadian Press/AP

Rick Yen is silhouetted as he casts a rod while fishing for salmon near the mouth of the Capilano River off Ambleside Park at sunset in West Vancouver British Columbia

Lightning strikes during an evening thun...Lightning strikes during an evening thunderstorm on August 23, 2015 in the Haitian capital Port-au-Prince. AFP PHOTO/HECTOR RETAMALHECTOR RETAMAL/AFP/Getty Images

Hector Retamal/AFP/Getty Images

Lightning strikes during an evening thunderstorm in the Haitian capital Port-au-Prince 

Cotopaxi volcano showing ash spewing from its crater. Considered one of the most dangerous volcanoes in the world, Cotopaxi sent an ash plume high into the sky on Friday, before spewing several smaller clouds and leaving surrounding towns with a light dusting of volcanic ash. In response, the government issued a state of emergency and ordered the evacuation of some 500 people in the immediate vicinity of the volcano

Juan Cevallos/AFP

Cotopaxi volcano showing ash spewing from its crater. Considered one of the most dangerous volcanoes in the world, Cotopaxi sent an ash plume high into the sky on Friday, before spewing several smaller clouds and leaving surrounding towns with a light dusting of volcanic ash

A general night view on the volcano Cotopaxi from Quito, Ecuador, early 18 August 2015. Ecuador's president on 15 August imposed a state of emergency in the country over concern that the volcano Cotopaxi might erupt.

Jose Jacome/EPA

A view of the volcano Cotopaxi from Quito, Ecuador, early on Tuesday. Ecuador’s president imposed a state of emergency in the country over concern that the volcano Cotopaxi might erupt

Dead fresh water fish, known as "popocha", float in the Cajititlan lagoon in Jalisco State, Mexico. At least 25 tons of fish have turned up dead in the lagoon in western Mexico and authorities are investigating whether a wastewater treatment plant is to blame.

Hector Guerrero/AFP/Getty Images

Dead fresh water fish, known as “popocha”, float in the Cajititlan lagoon in Jalisco State, Mexico. At least 25 tons of fish have turned up dead in the lagoon in western Mexico and authorities are investigating whether a wastewater treatment plant is to blame.

Smoke from the Northern California wildfires and other major wildfires across the Western U.S. fill the horizon as the sun sets over Utah Lake and Provo...Smoke from the Northern California wildfires and other major wildfires across the Western U.S. fill the horizon as the sun sets over Utah Lake and Provo, Utah August 17, 2015. The U.S. Army has been asked to send 200 troops to assist the more then 29,000 civilian firefighters deployed throughput the West. This is the first time the Army has been called to provide troops to fight fires since 2006. REUTERS/George Frey

George Frey/Reuters

Smoke from the Northern California wildfires and other major wildfires across the Western U.S. fill the horizon as the sun sets over Utah Lake and Provo. The U.S. Army has been asked to send 200 troops to assist the more then 29,000 civilian firefighters deployed throughput the West. This is the first time the Army has been called to provide troops to fight fires since 2006.

OC Rules Out Viral Tests Of Water Venues Ahead Of Rio Olympics...NITEROI, BRAZIL - AUGUST 13:  Vinicius, who is homeless, poses with his cat Nega on his bed where he sleeps on an abandoned ship floating on the polluted Guanabara Bay, the Rio 2016 Olympic Games sailing venue, on August 13, 2015 in Niteroi, Brazil. Following sicknesses to U.S. athletes during a recent rowing event and a study showing dangerous amounts of viral levels in all Rio Olympic water venues, the IOC has controversially ruled out the possibility of viral testing of the sewage-laden waters ahead of the Olympics. Abandoned vessels have been linked to various environmental hazards.  (Photo by Mario Tama/Getty Images)

Mario Tama/Getty

Vinicius, who is homeless, poses with his cat Nega on his bed where he sleeps on an abandoned ship floating on the polluted Guanabara Bay, the Rio 2016 Olympic Games sailing venue in Niteroi, Brazil. Following sicknesses to U.S. athletes during a recent rowing event and a study showing dangerous amounts of viral levels in all Rio Olympic water venues, the IOC has controversially ruled out the possibility of viral testing of the sewage-laden waters ahead of the Olympics. Abandoned vessels have been linked to various environmental hazards.

Peruvian riot police await for their transport helicopters to land to pick them up by at the end of an interdiction operation in the illegal gold mining area of La Pampa, in Madre de Dios, southern Peruvian jungle on July 14, 2015.  In an unprecedented operation in mid-July, Peru managed to eliminate 55 camps for illegal gold mining in the area of La Pampa, in the region of Madre de Dios, where 60,000 hectares of forest have been destroyed by this activity

Ernesto Benavides/AFP

Peruvian riot police await for their transport helicopters to land to pick them up by at the end of an interdiction operation in the illegal gold mining area of La Pampa, in Madre de Dios, southern Peruvian jungle

A worker dries organic coffee beans prod...A worker dries organic coffee beans produced at the Fortaleza Environmental Farm in Mococa, some 300 km northeast of Sao Paulo, Brazil on August 6, 2015. AFP PHOTO / NELSON ALMEIDANELSON ALMEIDA/AFP/Getty Images

Nelson Almeida/AFP/Getty

A worker dries organic coffee beans produced at the Fortaleza Environmental Farm in Mococa, some 300 km northeast of Sao Paulo, Brazil 

TOPSHOTS A boy takes part in the closing...TOPSHOTS A boy takes part in the closing of the ten-day celebration of the Santo Domingo de Guzman festival in Managua, on August 10, 2015.  AFP PHOTO / INTI OCONInti Ocon/AFP/Getty Images

Inti Ocon/AFP/Getty

A boy takes part in celebrations of the Santo Domingo de Guzman festival in Managua, Nicaragua

Ferguson, Missouri Marks One-Year Anniversary Of The Death Of Michael Brown...FERGUSON, MO - AUGUST 09:  Demonstrators, marking the one-year anniversary of the shooting of Michael Brown, march along West Florrisant Street in a driving rain on August 9, 2015 in Ferguson, Missouri. There are reports that two people were shot when gun fire broke out during protests later in the evening. Brown was shot and killed by a Ferguson police officer on August 9, 2014. His death sparked months of sometimes violent protests in Ferguson and drew nationwide focus on police treatment of black offenders.  (Photo by Scott Olson/Getty Images)

Scott Olson/Getty

Demonstrators, marking the one-year anniversary of the shooting of Michael Brown, march along West Florrisant Street in Ferguson, Missouri. There are reports that two people were shot when gun fire broke out during protests later in the evening. 

A general view of the Christ the Redeemer on Tuesday. Wednesday, marks one year to go from the start of the 2016 Olympic games which will be held in Rio de Janeiro, Brazil

Mauro Pimentel/PA

A general view of the Christ the Redeemer on Tuesday. Wednesday, marks one year to go from the start of the 2016 Olympic games which will be held in Rio de Janeiro, Brazil

A man rides a bull during festivities honouring the capital's patron saint Santo Domingo de Guzman in Managua, Nicaragua

Oswaldo Rivas/Reuters

A man rides a bull during festivities honouring the capital’s patron saint Santo Domingo de Guzman in Managua, Nicaragua

Samuel Garcia, 12, has his hair cut by a friend at the doorstep of his home in Havana, Cuba.

Alexandre Meneghini/Reuters

Samuel Garcia, 12, has his hair cut by a friend at the doorstep of his home in Havana. Cuba

oldiers guard a vehicle that is used to transport people in San Salvador on July 29, 2015, during the third day of a transport strike in El Salvador over the lack of security in the violence-plagued country. Street gangs in El Salvador killed a seventh bus driver Wednesday for defying their campaign to shut down public transport and force the government to recognize the feared urban posses. Many people used army trucks and other state-owned vehicles to get to work or school.

Marvin Recinos/AFP/Getty Images

Soldiers guard a vehicle that is used to transport people in San Salvador during a transport strike in El Salvador over the lack of security in the violence-plagued country. Street gangs in El Salvador killed a seventh bus driver on Wednesday for defying their campaign to shut down public transport and force the government to recognize the feared urban posses. Many people used army trucks and other state-owned vehicles to get to work or school.

A musician plays the accordion in the neighborhood of La Esperanza, on the outskirts of Monterrey

Daniel Becerril/Reuters

A musician plays the accordion in the neighborhood of La Esperanza, on the outskirts of Monterrey

A protester is seen wrapped in a Honduran flag during clashes with the police in the surroundings of the Presidential Palace in Tegucigalpa, on July 16, 2015. At least 22 people on hunger strike, including Human Rights activist Wilfredo Mendez, demand the installation of the International Commission against Impunity in Honduras (CICIH).

Orlando Sierra/AFP

A protester is seen wrapped in a Honduran flag during clashes with the police in the surroundings of the Presidential Palace in Tegucigalpa, on Thursday. At least 22 people on hunger strike, including Human Rights activist Wilfredo Mendez, demand the installation of the International Commission against Impunity in Honduras (CICIH)

A boy carries a dog as he stands after Peruvian police operation to destroy illegal gold mining camps in a zone known as Mega 14, at the southern Amazon region of Madre de Dios.

Janine Costa/Reuters

A boy carries a dog near a Peruvian police operation to destroy illegal gold mining camps in a zone known as Mega 14, at the southern Amazon region of Madre de Dio 

TOPSHOTS NASA and project staff react wi...TOPSHOTS NASA and project staff react with others as telemetry is received from the New Horizons probe at the Johns Hopkins University Applied Physics Laboratory in Laurel, Maryland on July 14, 2015. The New Horizons interplanetary space probe reestablished contact with NASA after safe passage completing its closest approach fly-by of Pluto making the United States the first to explore the dwarf planet. AFP PHOTO/BRENDAN SMIALOWSKIBRENDAN SMIALOWSKI/AFP/Getty Images

Brendan Smialowski/AFP/Getty

NASA and project staff react with others as telemetry is received from the New Horizons probe at the Johns Hopkins University Applied Physics Laboratory in Laurel, Maryland. The New Horizons interplanetary space probe reestablished contact with NASA after safe passage completing its closest approach fly-by of Pluto making the United States the first to explore the dwarf planet.